Question: How many out of school children were there in Tajikistan in 2000-1-1?
Paraphrase: How many students were there in Tajikistan at the start of the year 2000?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q863 p:P2573 ?s . ?s ps:P2573 ?obj . ?s pq:P585 ?x filter(contains(YEAR(?x),'2000')) }